Susie is conducting an investigation to find out what type of fish are in two ponds near her house the results are shown in the bar graph below how many more perch are in pond 2 than pond 2
a. 5
b.10
c.30
d. 8

Based on their location in the atmosphere, the layers are able to have their own special characteristics. for example, most weather occurs in the troposphere. what occurs in each of the other layers? (site 1)

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

What is earths lithospheric plates interact at